* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-green: #22c55e;
    --primary-blue: #3b82f6;
    --primary-purple: #9333ea;
    --dark-bg: #0a0a0a;
    --section-bg: #111111;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --border-color: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transform: translateY(-100%);
    transition: all 0.3s ease;
}

.navbar.active {
    transform: translateY(0);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
}

.nav-logo .eco { color: var(--primary-green); }
.nav-logo .vision { color: var(--primary-blue); }
.nav-logo .ai { color: var(--primary-purple); }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-green), var(--primary-blue));
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle .bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(
        135deg,
        #0a0a0a 0%,
        #1a1a2e 25%,
        #16213e 50%,
        #0f3460 75%,
        #0a0a0a 100%
    );
    animation: gradientShift 15s ease infinite;
    background-size: 400% 400%;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Wave animations */
.wave-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 15rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 1000% 1000% 0 0;
    animation: waveMotion 12s linear infinite;
    opacity: 0.6;
}

.wave-1 {
    animation-duration: 10s;
    animation-delay: -2s;
    background: rgba(34, 197, 94, 0.15);
}

.wave-2 {
    animation-duration: 15s;
    animation-delay: -5s;
    bottom: -2rem;
    background: rgba(59, 130, 246, 0.1);
    opacity: 0.4;
}

.wave-3 {
    animation-duration: 20s;
    animation-delay: -8s;
    bottom: -4rem;
    background: rgba(147, 51, 234, 0.08);
    opacity: 0.3;
}

@keyframes waveMotion {
    0% { transform: translateX(0); }
    25% { transform: translateX(-25%); }
    50% { transform: translateX(-50%); }
    75% { transform: translateX(-25%); }
    100% { transform: translateX(0); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    width: 100%;
    text-align: center;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    font-family: 'Space Grotesk', sans-serif;
}

.title-line {
    display: block;
    margin: 0.2em 0;
}

.animated-text {
    position: relative;
    background: linear-gradient(45deg, var(--primary-green), var(--primary-blue), var(--primary-purple), var(--primary-green));
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientText 3s ease infinite;
}

@keyframes gradientText {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem auto;
    line-height: 1.7;
}

.cta-container {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.cta-primary, .cta-secondary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
}

.cta-primary {
    background: linear-gradient(45deg, var(--primary-green), var(--primary-blue));
    color: white;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.cta-secondary {
    background: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

.pulse-btn {
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.pulse-btn:hover {
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.7;
}

.scroll-arrow {
    width: 2px;
    height: 50px;
    background: linear-gradient(to bottom, transparent, var(--primary-green));
    position: relative;
    animation: scrollBounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -3px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--primary-green);
    border-bottom: 2px solid var(--primary-green);
    transform: rotate(45deg);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Section Styles */
.about-section,
.services-section,
.technology-section,
.testimonials-section,
.contact-section {
    padding: 6rem 0;
    background: var(--section-bg);
}

.services-section,
.testimonials-section {
    background: var(--dark-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    color: var(--primary-green);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    font-family: 'Space Grotesk', sans-serif;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* About Section */
.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary-green), var(--primary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Space Grotesk', sans-serif;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-feature {
    padding: 2rem;
    text-align: center;
}

.about-feature .feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.about-feature h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-green);
    font-family: 'Space Grotesk', sans-serif;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
    transform: translateY(20px);
    opacity: 0;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(34, 197, 94, 0.3);
}

.service-icon {
    margin-bottom: 1.5rem;
}

.icon-bg {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 50%;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-green);
    font-family: 'Space Grotesk', sans-serif;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.service-features span {
    padding: 0.25rem 0.75rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-blue);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Technology Section */
.tech-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ai-brain {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.brain-node {
    position: absolute;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-green), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.brain-node[data-node="1"] { top: 0; left: 50%; transform: translateX(-50%); }
.brain-node[data-node="2"] { top: 25%; right: 0; }
.brain-node[data-node="3"] { bottom: 25%; right: 0; }
.brain-node[data-node="4"] { bottom: 0; left: 50%; transform: translateX(-50%); }
.brain-node[data-node="5"] { top: 25%; left: 0; }

@keyframes pulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
    }
    50% { 
        transform: scale(1.1);
        box-shadow: 0 0 0 20px rgba(34, 197, 94, 0);
    }
}

.tech-feature {
    margin-bottom: 2rem;
}

.tech-feature h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
    font-family: 'Space Grotesk', sans-serif;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    transform: translateY(20px);
    opacity: 0;
}

.testimonial-content {
    margin-bottom: 2rem;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    font-size: 3rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 50%;
}

.author-info h4 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.author-info span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-green);
    background: rgba(255, 255, 255, 0.08);
}

.form-input::placeholder {
    color: var(--text-secondary);
}

.form-label {
    position: absolute;
    top: -0.5rem;
    left: 1rem;
    background: var(--section-bg);
    padding: 0 0.5rem;
    color: var(--primary-green);
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
    opacity: 1;
    transform: translateY(0);
}

textarea.form-input {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    padding: 1rem 2rem;
    background: linear-gradient(45deg, var(--primary-green), var(--primary-blue));
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

.info-icon {
    font-size: 2rem;
    min-width: 50px;
}

.info-content h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-green);
    font-family: 'Space Grotesk', sans-serif;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    font-family: 'Space Grotesk', sans-serif;
}

.footer-logo .eco { color: var(--primary-green); }
.footer-logo .vision { color: var(--primary-blue); }
.footer-logo .ai { color: var(--primary-purple); }

.footer-text {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--text-primary);
}

/* Animation Classes */
.fade-in-element {
    opacity: 0;
    transform: translateY(30px);
}

.stagger-element {
    opacity: 0;
    transform: translateY(50px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        backdrop-filter: blur(10px);
        border-top: 1px solid var(--border-color);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-content {
        padding: 1rem;
    }

    .hero-title {
        font-size: clamp(2rem, 10vw, 4rem);
    }

    .cta-container {
        flex-direction: column;
        align-items: center;
    }

    .cta-primary, .cta-secondary {
        width: 100%;
        max-width: 280px;
    }

    .tech-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .about-section,
    .services-section,
    .technology-section,
    .testimonials-section,
    .contact-section {
        padding: 4rem 0;
    }
}